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The stock solution is diluted with a shape controller solution and then aged at 100 ¡ãC for 1 day and at 140 ¡ãC for 3 days¡£ In a typical procedure, titanium alkoxide is added to the base at 2 ¡ãC in alcoholic solvents in a threeneck flask and is heated at 50-60 ¡ãC for 13 days or at 90-100 ¡ãC for 6 h¡£ ÇëÎÊÕâÁ½¾ä»°Ôõô·Òë°¡ ![]() ![]() ![]() ![]() |
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jina123: ½ð±Ò+5, ¡ï¡ï¡ï¡ï¡ï×î¼Ñ´ð°¸ 2015-12-23 21:12:45
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